{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["RNA", "DNA", "cell line", "cell type", "protein"], "input": "The results also revealed a similar functional cooperation between the transcription factors which bind to the Oct and the adjacent Sp 1-binding site in BJA-B cells , as has been observed in HeLa cells , since a template which contains a weak binding site for OTFs expresses wild-type levels of U2 snRNA in both cell types when the weak octamer-binding site is combined with a Sp 1-binding site ."}
{"RNA": ["U2 snRNA"], "DNA": ["Oct", "Sp 1-binding site", "OTFs", "octamer-binding site"], "cell line": ["BJA-B cells", "HeLa cells"], "cell type": [], "protein": []}